CA940575A - Method and system of controlling electric furnaces - Google Patents

Method and system of controlling electric furnaces

Info

Publication number
CA940575A
CA940575A CA096,419A CA96419A CA940575A CA 940575 A CA940575 A CA 940575A CA 96419 A CA96419 A CA 96419A CA 940575 A CA940575 A CA 940575A
Authority
CA
Canada
Prior art keywords
controlling electric
electric furnaces
furnaces
controlling
electric
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA096,419A
Inventor
Shinichi Miyao
Makoto Sakai
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JFE Engineering Corp
Original Assignee
Nippon Kokan Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nippon Kokan Ltd filed Critical Nippon Kokan Ltd
Application granted granted Critical
Publication of CA940575A publication Critical patent/CA940575A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B7/00—Heating by electric discharge
    • H05B7/02—Details
    • H05B7/144—Power supplies specially adapted for heating by electric discharge; Automatic control of power, e.g. by positioning of electrodes
    • H05B7/148—Automatic control of power
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/25—Process efficiency

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Furnace Details (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Discharge Heating (AREA)
CA096,419A 1969-10-30 1970-10-23 Method and system of controlling electric furnaces Expired CA940575A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8664069 1969-10-30

Publications (1)

Publication Number Publication Date
CA940575A true CA940575A (en) 1974-01-22

Family

ID=13892603

Family Applications (1)

Application Number Title Priority Date Filing Date
CA096,419A Expired CA940575A (en) 1969-10-30 1970-10-23 Method and system of controlling electric furnaces

Country Status (6)

Country Link
US (1) US3662075A (en)
BE (1) BE758327A (en)
CA (1) CA940575A (en)
DE (1) DE2053474A1 (en)
FR (1) FR2066645A5 (en)
GB (1) GB1320157A (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3999976A (en) * 1971-12-04 1976-12-28 Demag Aktiengesellschaft Method for melting scrap in electric arc furnaces
US3890457A (en) * 1974-02-21 1975-06-17 Pavel Ioelievich Fain Device for program controlling metal remelting processes
US4029888A (en) * 1976-05-27 1977-06-14 Robicon Corporation Arc furnace control system
US4096344A (en) * 1976-09-30 1978-06-20 Westinghouse Electric Corp. Electric arc furnace control system
FI64486C (en) * 1982-04-16 1983-11-10 Outokumpu Oy SAETT ATT REGLERA OCH BALANSERA EFFEKTEN HOS EN ELEKTRISK UGN
DE3512178C2 (en) * 1985-04-03 1996-03-14 Mannesmann Ag Electrode control method in a free-burning arc furnace
US4620308A (en) * 1985-10-30 1986-10-28 Lectromelt Corporation Arc furnace electrode control
AT395657B (en) * 1990-12-07 1993-02-25 Voest Alpine Ind Anlagen CONTROL CIRCUIT FOR IMPEDANCE CONTROL OF AN ARC FURNACE
CA2060006A1 (en) * 1991-02-08 1992-08-09 Eduard Strebel Process for electrode control of a dc arc furnace, and an electrode control device
US5204872A (en) * 1991-04-15 1993-04-20 Milltech-Hoh, Inc. Control system for electric arc furnace
US6411643B1 (en) * 1999-09-30 2002-06-25 Sms Demag, Inc Automatic electrode regulator based on direct power factor regulation and method
US20050154611A1 (en) * 2004-01-13 2005-07-14 Sgl Carbon, Ag Product support method for industrial processes

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3043894A (en) * 1958-05-16 1962-07-10 British Iron Steel Research Electric arc furnaces
US3435121A (en) * 1966-03-17 1969-03-25 Allegheny Ludlum Steel Arc power responsive control system for consumable electrode furnace
US3432604A (en) * 1967-02-13 1969-03-11 Allegheny Ludlum Steel Automatic determination of arc furnace operating state

Also Published As

Publication number Publication date
DE2053474A1 (en) 1971-05-06
BE758327A (en) 1971-04-01
FR2066645A5 (en) 1971-08-06
US3662075A (en) 1972-05-09
GB1320157A (en) 1973-06-13

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